WAEC GCE Agricultural Science 2025 Practice Questions and Answers

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Preparing for the WAEC GCE Agricultural Science 2025 exam requires dedication, discipline, and the right study resources. Agricultural Science is a broad subject covering soil science, crop production, animal husbandry, agricultural economics, and farm mechanization. Many candidates find it challenging because of the wide syllabus, but the secret to success lies in consistent practice and understanding past questions with answers.WAEC GCE Agricultural Science 2025 Practice Questions and AnswersThis article provides a comprehensive guide with practice questions, correct answers, explanations, and exam preparation strategies to help students approach the WAEC GCE Agricultural Science 2025 confidently.

SEE ALSO;WAEC GCE English Language 2025 Practice Questions and Answers

Disclaimer ⚠️

This content is prepared strictly for educational and practice purposes only. It does not promote examination malpractice. Instead, it is designed to guide students in their studies, build confidence, and help them excel in WAEC GCE Agricultural Science 2025.

Why You Should Practice WAEC GCE Agricultural Science Questions

Before diving into the practice questions, it’s important to understand the benefits of practicing with past and model exam questions:

  1. Improves Understanding – Working through questions helps reinforce important concepts in soil management, animal production, crop protection, and mechanization.

  2. Familiarizes with WAEC Question Format – Students become accustomed to the type of objective, theory, and practical questions WAEC usually sets.

  3. Increases Speed and Accuracy – The more you practice, the faster and more precise you become in answering questions.

  4. Highlights Weak Areas – Practice questions help identify topics that need more revision, ensuring a well-rounded preparation.

  5. Boosts Confidence – Entering the exam hall after multiple practice sessions reduces anxiety and boosts self-belief.

WAEC GCE Agricultural Science 2025 Practice Questions and Answers

Section A: Objective Questions (Multiple Choice)

1. Which of the following is a primary tillage implement?
A. Harrow
B. Ridger
C. Disc plough
D. Planter

✅ Answer: C – Disc plough

Explanation: Primary tillage implements like the disc plough are used for the initial breaking of soil before planting.

2. The main function of root hairs in plants is to…
A. Store food
B. Absorb water and minerals
C. Anchor the plant
D. Carry out photosynthesis

✅ Answer: B – Absorb water and minerals

Explanation: Root hairs increase the surface area of roots, allowing them to absorb more nutrients and water from the soil.

3. The practice of growing only one type of crop on a farmland is known as…
A. Crop rotation
B. Mixed farming
C. Monocropping
D. Intercropping

✅ Answer: C – Monocropping

Explanation: Monocropping involves cultivating the same type of crop continuously on the same land.

4. Which disease in poultry is caused by a virus?
A. Coccidiosis
B. Newcastle disease
C. Helminthiasis
D. Fowl pox

✅ Answer: B – Newcastle disease

Explanation: Newcastle disease is a viral infection affecting poultry and can lead to high mortality if not controlled.

5. Which of the following is an advantage of irrigation farming?
A. Leads to soil erosion
B. Provides water during dry season
C. Reduces soil fertility
D. Encourages overgrazing

✅ Answer: B – Provides water during dry season

Explanation: Irrigation ensures continuous crop production even in regions with irregular rainfall.

Section B: Theory Questions and Answers

1. List and explain three advantages of crop rotation.
✅ Answer:

  • Improves soil fertility – Leguminous crops add nitrogen to the soil.

  • Controls pests and diseases – Rotating crops breaks pest cycles.

  • Enhances soil structure – Different root systems improve aeration and reduce nutrient depletion.

2. Define zero tillage and state two advantages.
✅ Answer:

  • Definition: Zero tillage is a farming method where crops are planted directly into untilled soil without ploughing.

  • Advantages:

    • Reduces soil erosion.

    • Conserves soil moisture and reduces cost of land preparation.

3. State four symptoms of nitrogen deficiency in crops.
✅ Answer:

  • Yellowing of leaves (chlorosis).

  • Stunted growth.

  • Reduced yield.

  • Thin, weak plant stems.

4. Mention five sources of farm credit.
✅ Answer:

  • Agricultural banks.

  • Commercial banks.

  • Cooperative societies.

  • Money lenders.

  • Government loan schemes.

5. List four common methods of weed control.
✅ Answer:

  • Manual weeding (using hoes, cutlasses).

  • Mechanical weeding (tractors, weeders).

  • Chemical control (herbicides).

  • Biological control (using pests, animals, or pathogens).

Section C: Practical Questions

1. Draw and label the parts of a maize seed.
(Expected answer: Diagram showing seed coat, endosperm, embryo, and plumule with proper labels.)

2. State two differences between ruminants and non-ruminants.
✅ Answer:

  • Ruminants have a four-chambered stomach (rumen, reticulum, omasum, abomasum), while non-ruminants have a simple stomach.

  • Ruminants regurgitate and chew cud, while non-ruminants do not.

3. Mention three examples of root crops and two examples of cereals.
✅ Answer:

  • Root crops: yam, cassava, sweet potato.

  • Cereals: maize, rice.

Exam Preparation Tips for WAEC GCE Agricultural Science 2025

  1. Study the official WAEC syllabus – It provides detailed topics and areas to cover.

  2. Practice regularly with past questions – This improves time management and accuracy.

  3. Focus on diagrams and illustrations – WAEC often tests labelled diagrams like farm tools, crop structures, and animal parts.

  4. Don’t cram, understand concepts – Agriculture is practical, so understanding is better than rote memorization.

  5. Revise consistently – Daily short revisions help retain information better than last-minute cramming.

  6. Join study groups – Discussion with peers strengthens knowledge.

  7. Balance your study routine – Dedicate time to both objective and theory questions.

Conclusion

The WAEC GCE Agricultural Science 2025 Practice Questions and Answers provided in this article are designed to guide candidates in effective preparation. By practicing these questions, reviewing answers, and applying exam strategies, students can improve their confidence and performance.

VISIT OFFICIAL WAEC WEBSITE HERE;https://registration.waecdirect.org/

Success in WAEC GCE Agricultural Science requires dedication, consistent practice, and a good understanding of key topics. Always remember that this guide is for educational purposes only, and true success comes through hard work, honesty, and preparation.

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